Issued Patents All Time
Showing 26–44 of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4985790 | Mechanism for positioning a tape cartridge | Kenji Hirasawa | 1991-01-15 |
| 4975719 | Multi-stylus recording head manufacturing method and apparatus | — | 1990-12-04 |
| 4945437 | Magnetic head mechanism for reversing head orientation and moving head in tape width direction | Yuzo Oguchi, Motohiro Iizawa | 1990-07-31 |
| 4802040 | Disk-type recording and reproducing apparatus | Yuzo Oguchi, Akiyoshi Toyama, Kiyoharu Iwanami | 1989-01-31 |
| 4796120 | Magnetic tape drive machine | Tuneo Tezuka, Akiyoshi Toyama, Kiyoharu Iwanami | 1989-01-03 |
| 4656381 | Magnetic pole structure having aternate poles extending from a point of bases, for a rotary electric machine | — | 1987-04-07 |
| 4648001 | Recording and reproducing disk cassette with improved, slidable shutter plate | Akiyoshi Toyama, Yuzo Oguchi, Kiyoharu Iwanami | 1987-03-03 |
| 4563620 | Start-up method for synchronous motors | — | 1986-01-07 |
| 4524293 | 4-Pole electric motor | — | 1985-06-18 |
| 4476406 | Generator | — | 1984-10-09 |
| 4395668 | Motors | — | 1983-07-26 |
| 4377895 | Method for manufacturing double-gear trains | — | 1983-03-29 |
| 4349899 | Music box having time-sounding function | Junichiro Shinozaki | 1982-09-14 |
| 4343221 | Acoustic sound generating device | Makoto Orii | 1982-08-10 |
| 4341142 | Music box | Kenzi Muramatsu | 1982-07-27 |
| 4337696 | Printing apparatus | Tadashi Kamijima | 1982-07-06 |
| 4312269 | Dot printing apparatus | Kazuhiko Nakata, Junichiro Sinozaki, Eiichi Kazama, Hiroshi Morishige | 1982-01-26 |
| 4254856 | Coupler of winding key with power spring | Yasuto Kudo, Tadashi Kamijima | 1981-03-10 |
| 4197778 | Music box | Takeo Saito, Nobuaki Wakabayashi | 1980-04-15 |